Sensor:
Accel, Gyro, Baro, Ambient Light, Compass or Both earbuds use built-in capacitive sensors
Charger Type:
Fast charging 20W, 50% in 30 min (advertised), USB Power Delivery 2.0, MagSafe wireless charging 15W, Qi magnetic fast wireless charging 7.5W or Type C
Material:
Memory Cable + Metal Cavity + Liquid Silicon
Wireless Charging:
Fast Qi/PMA wireless charging 15W